Neurosurgical Abbreviations
- O -

Symbols A B C D E F
G H I J K L M
N O P Q R S T
U V W X Y Z  

 

O         objectives

Õ         "O" with a bar, without

O2        oxygen

O2 cap oxygen capacity

O2 sat  oxygen saturation

OA       osteoarthritis

OB       obstetrics

OB/Gyn   obstetrics and gynecology

obst.    obstruction

OC       obstetrical conjugate

occ.     occasional

OCg     oral cholecystogram

OCR     Office of Civil Rights (enforces HIPAA provisions)

OCT     oxytocin challenge test

O.D.     right eye

OFC     orbital-frontal (head) circumference

OHRP   Office of Human Research Protection

oint.     ointment

O.J.      orange juice

OMFS  Official Medical Fee Schedule

OMP     occulomotor palsy

ONSF   optic nerve sheath fenestration

OOB    out of bed

OP       oropharyngeal

O.P.     outpatient or opening pressure (on spinal tap)

O&P     ova and parasites

OPD     outpatient department

OPG     ocular pneumoplethysmography

ophth.  ophthalmology

OPLL   ossification of the posterior longitudinal ligament

ortho.   orthopedics

OR       operating room

ORA    oropharyngeal airway

ORIF    open reduction and internal fixation

O.S.     left eye

OSHA  Occupational Safty and Health Administration, The

Oto      otolaryngology

O.T.     occupational therapy

O.U.     both eyes

OW      23 hour hold

OXC     oxcarbazepine

oxim.    oximeter

oz.       ounces

 

If you are aware of any abbreviations not in this list, your help would be greatly appreciated.  Please send me any abbreviations not on the list and I will update the web site.  Click here to send a comment.

 

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Last modified: 06/17/08